International investigators have been trying to use social media to prevent three missing London schoolgirls from joining ISIS in Syria, as President Barack Obama says it is crucial to shut down the propaganda machine that is attracting recruits.

A massive police presence surrounded the Brooklyn Bridge Wednesday – even with counterterrorism officers walking the beat – a day after unidentified vandals breached the security of the iconic span to replace the American flags with white flags.

Casquejo allegedly managed to not just get past the security and construction all around the new World Trade Center building. He got into an elevator and then climbed the stairs nearly another 20 flights to the spire.